BR112017005920A2 - polyolefin-based elastic film structures, laminates and methods thereof - Google Patents

polyolefin-based elastic film structures, laminates and methods thereof

Info

Publication number
BR112017005920A2
BR112017005920A2 BR112017005920A BR112017005920A BR112017005920A2 BR 112017005920 A2 BR112017005920 A2 BR 112017005920A2 BR 112017005920 A BR112017005920 A BR 112017005920A BR 112017005920 A BR112017005920 A BR 112017005920A BR 112017005920 A2 BR112017005920 A2 BR 112017005920A2
Authority
BR
Brazil
Prior art keywords
propylene
alpha
olefin copolymer
crystallinity
weight
Prior art date
Application number
BR112017005920A
Other languages
Portuguese (pt)
Other versions
BR112017005920B1 (en
Inventor
C Chang Andy
A Degroot Jacquelyn
Wevers Ronald
Original Assignee
Dow Global Technologies Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=54238623&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112017005920(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of BR112017005920A2 publication Critical patent/BR112017005920A2/en
Publication of BR112017005920B1 publication Critical patent/BR112017005920B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B25/042—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/10—Layered products comprising a layer of natural or synthetic rubber next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028—Stretching, elongating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51—Elastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/516—Oriented mono-axially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/704—Crystalline
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/746—Slipping, anti-blocking, low friction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2535/00—Medical equipment, e.g. bandage, prostheses, catheter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2555/00—Personal care
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2555/00—Personal care
    • B32B2555/02—Diapers or napkins

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

uma película de múltiplas camadas elastomérica modificada por esticamento compreendendo uma camada de núcleo compreendendo um primeiro copolímero de propileno/alfa-olefina, em que o primeiro copolímero de propileno/alfa-olefina compreende pelo menos 50% em peso de propileno, tem um índice de fluxo em fusão (230°c/2,16 kg) de 0,1 g/10 min. a 35 g/10 min e tem uma cristalinidade na faixa de pelo menos 1 por cento em peso a 40 por cento em peso e pelo menos uma camada externa independentemente compreendendo um segundo copolímero de propileno/alfa-olefina e de 2,5 a 30% em peso de um agente antibloco, em que o segundo copolímero de propileno/alfa-olefina compreende pelo menos 50% em peso de propileno, tem uma taxa de fluxo em fusão (230ºc/2,16 kg) de 0,1 g/10 min. aa 35 g/10 min., e tem uma cristalinidade na faixa de pelo menos 1 por cento em peso a 40 por cento em peso, em que a cristalinidade do primeiro copolímero de propileno/alfa-olefina é igual ou maior que a cristalinidade do segundo copolímero de propileno/alfa-olefina.a stretch modified elastomeric multilayer film comprising a core layer comprising a first propylene / alpha-olefin copolymer, wherein the first propylene / alpha-olefin copolymer comprises at least 50% by weight propylene, has an index of melt flow (230 ° c / 2.16 kg) of 0.1 g / 10 min. at 35 g / 10 min and has a crystallinity in the range of at least 1 weight percent to 40 weight percent and at least one outer layer independently comprising a second propylene / alpha-olefin copolymer and from 2.5 to 30 % by weight of an antiblock agent, wherein the second propylene / alpha-olefin copolymer comprises at least 50% by weight of propylene, has a melt flow rate (230 ° C / 2.16 kg) of 0.1 g / 10 mins 35 g / 10 min., and has a crystallinity in the range of at least 1 weight percent to 40 weight percent, wherein the crystallinity of the first propylene / alpha-olefin copolymer is equal to or greater than the crystallinity of the second propylene / alpha-olefin copolymer.

BR112017005920-7A 2014-09-25 2015-09-21 Stretch-modified elastomeric multilayer film and process for making a stretch-modified elastomeric multilayer film BR112017005920B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462055027P 2014-09-25 2014-09-25
US62/055,027 2014-09-25
PCT/US2015/051153 WO2016048866A1 (en) 2014-09-25 2015-09-21 Polyolefin-based elastic film structures, laminates and methods thereof

Publications (2)

Publication Number Publication Date
BR112017005920A2 true BR112017005920A2 (en) 2017-12-19
BR112017005920B1 BR112017005920B1 (en) 2022-05-10

Family

ID=54238623

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017005920-7A BR112017005920B1 (en) 2014-09-25 2015-09-21 Stretch-modified elastomeric multilayer film and process for making a stretch-modified elastomeric multilayer film

Country Status (9)

Country Link
US (1) US20170246846A1 (en)
EP (1) EP3197677B2 (en)
JP (1) JP6754756B2 (en)
KR (1) KR102563725B1 (en)
CN (1) CN107206776B (en)
AR (1) AR102708A1 (en)
BR (1) BR112017005920B1 (en)
TR (1) TR201818926T4 (en)
WO (1) WO2016048866A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6884571B2 (en) * 2016-12-26 2021-06-09 日東電工株式会社 Stretch film, stretch laminate, and articles containing it
US10501598B2 (en) * 2017-06-29 2019-12-10 Toray Plastics (America), Inc. Method of making coextruded, crosslinked multilayer polyolefin foam structures from recycled crosslinked polyolefin foam material
CN111941967B (en) * 2020-09-04 2023-03-24 上海浦景化工技术股份有限公司 Material and preparation method and application thereof

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JPS57105350A (en) * 1980-12-23 1982-06-30 Mitsui Petrochemical Ind Packing bag
US6300419B1 (en) † 1999-12-08 2001-10-09 The Dow Chemical Company Propylene polymer composition
JP4044329B2 (en) * 2001-12-11 2008-02-06 東セロ株式会社 Overwrap packaging film
JP4644656B2 (en) † 2003-01-08 2011-03-02 エクソンモービル・ケミカル・パテンツ・インク Elastic product and manufacturing method thereof
US20060199457A1 (en) * 2005-03-01 2006-09-07 Kimberly-Clark Worldwide, Inc. Cloth-like biaxial stretch nonwoven
EP3428329B1 (en) * 2005-10-26 2020-11-25 Dow Global Technologies LLC A fiber comprising a low crystallinity polymer and a high crystallinity polymer
BRPI0619338B1 (en) * 2005-10-26 2018-02-27 Dow Global Technologies Inc., ARTICLE HAVING AT LEAST TWO LAYERS, FIBER AND SCREEN
CN101460123A (en) † 2006-06-07 2009-06-17 宝洁公司 Biaxially stretchable outer cover for an absorbent article
WO2009043004A1 (en) † 2007-09-28 2009-04-02 Toray Plastics (America), Inc. Biaxially oriented polypropylene film with high heat seal strength
US8709191B2 (en) * 2008-05-15 2014-04-29 Kimberly-Clark Worldwide, Inc. Latent elastic composite formed from a multi-layered film
EP2172510A1 (en) * 2008-10-01 2010-04-07 Dow Global Technologies Inc. Barrier films and method for making and using the same
KR102012142B1 (en) † 2010-05-10 2019-08-19 다우 글로벌 테크놀로지스 엘엘씨 Adhesion promoter system, and method of producing the same
ES2605038T3 (en) † 2011-10-31 2017-03-10 Borealis Ag Polypropylene mixture with better balance between SIT and melting point
JP6113271B2 (en) * 2012-05-10 2017-04-12 ダウ グローバル テクノロジーズ エルエルシー Polypropylene-based film having improved mechanical and sealing properties and method for making the same

Also Published As

Publication number Publication date
EP3197677B2 (en) 2022-04-06
US20170246846A1 (en) 2017-08-31
BR112017005920B1 (en) 2022-05-10
TR201818926T4 (en) 2019-01-21
KR20170060081A (en) 2017-05-31
AR102708A1 (en) 2017-03-22
WO2016048866A1 (en) 2016-03-31
EP3197677A1 (en) 2017-08-02
CN107206776B (en) 2019-05-03
KR102563725B1 (en) 2023-08-07
JP2017529264A (en) 2017-10-05
EP3197677B1 (en) 2018-09-19
CN107206776A (en) 2017-09-26
JP6754756B2 (en) 2020-09-16

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 21/09/2015, OBSERVADAS AS CONDICOES LEGAIS